Silicon Carbide Laboratory Mortar and Pestle from United States
Fired silicon carbide mortar and pestle set for grinding hard samples in analytical chemistry labs. Exhibiting a Mohs hardness of 9.5, this set qualifies as technical ceramic ware under tariff item 6909.12.90. It offers high resistance to acids and wear for demanding applications.
Duty Rate — United States → Canada
4.5%
Import Tips
• Ensure the silicon carbide is fired and not just bonded, to meet Chapter 69 rules
• Provide hardness certification from the manufacturer
• Classify as laboratory equipment to avoid higher duties